Backend Engineer - Krakow

About ARQ

The global financial platform for affluent consumers in the Americas.

Tech

ARQ opens the world's strongest assets and markets to travelers, investors, and professionals across the Americas – so they can grow their money wherever they are. We operate with long-term ambition and absolute conviction. If you are exceptional at what you do, this is a defining moment to join us. We are building one of the most important financial institutions in the world — and assembling the team to do it. We are hiring in New York, Buenos Aires, São Paulo, Krakow, Mexico City, Bogota, and London. You will find more details in our careers portal.

The role

# **About ARQ**ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it.# What we're looking forAs a Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You’ll collaborate with a talented team to create solutions that drive financial inclusion and transform the way people manage their money.# What you'll be doing- The work will focus on greenfield development and improvement of existing systems- Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity)- Our technology stack is based predominantly on Java 25 on the backend with Postgres database- We rely on Spring Boot for quick and quality delivery- We have a pragmatic approach to develop our business logic, focusing on clean code, with emphasis on maintainability and fast turnaround with TDD, DDD and continuous integration & delivery# What you'll need- Demonstrable experience in Backend development, with fluency in Java- Bachelor's Degree (or above) in Computer Science, Mathematics, Physics, or other Engineering / Science disciplines- Quick learner with an ambitious and results driven personality, with excellent communication skills (english fluency, verbal and written)- Track record of building complex products that millions of people use in hypergrowth startups# Benefits- Competitive salary- Own the development process that will face on the customer's impact- Latest technology to work with- Strong team that will help you improve your skills